/*
 * Copyright (C) 2020-2022 Roy Qu (royqh1979@gmail.com)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
#ifndef SYMBOLUSAGEMANAGER_H
#define SYMBOLUSAGEMANAGER_H

#include <QObject>
#include <memory>
#include <QHash>
#include <QString>

struct SymbolUsage {
    QString fullName;
    int count;
};
using PSymbolUsage = std::shared_ptr<SymbolUsage>;

class SymbolUsageManager : public QObject
{
    Q_OBJECT
public:
    explicit SymbolUsageManager(QObject *parent = nullptr);
    void load();
    void save();
    void reset();
    PSymbolUsage findUsage(const QString& fullName) const;
    void updateUsage(const QString& symbol, int count);
private:
    QHash<QString, PSymbolUsage> mUsages;
};

using PSymbolUsageManager = std::shared_ptr<SymbolUsageManager>;

#endif // SYMBOLUSAGEMANAGER_H
